﻿.box-tanchu {
    color: #fff;
	position: fixed;
    top: 300px;
    left: 40%;
    z-index:20;

}
.box-tanchu ul{width: 330px;background: #373e72;padding-bottom: 10px;}
.box-tanchu li {
    padding: 0 20px;
    line-height: 40px;overflow:hidden;
list-style:none }
.box-top {
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 16px;
}
.box-btn {
    margin: 20px 20px;
    color: #fff;
	font-size:16px;
	text-align:center;
	background:#ffc43b;
	border-radius:4px;
}
.coutantssaa{
    z-index: 19;
    width: 100%;height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background-color: #000;
    opacity: 0.5;}